Ring



FIG. 1 is a perspective view illustrating a new ornamental design for a ring.

FIG. 2 is a top view thereof, the bottom is identical to the top view shown;

FIG. 3 is a front view thereof, the rear view is identical to the front view shown; and,

FIG. 4 is a left side view thereof, the right side is a mirror image of the left side shown. 

CLAIM The ornamental design for a ring, as shown and described. 